Energy in Shadow Fight 2 is needed to fight any fight. The player uses 1 energy per fight. The player may get a maximum of 5 energy and will regain 1 energy every 10 minutes,thanks to the new Titan Update. The player can gain energy quicker by either watching a free video to gain 1 energy or pay 5 Gems to refill all his energy. The player can also pay for unlimited energy, but it comes at a price of $ 19,99.